Mamaroneck, NY
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    Mamaroneck, NY Duplexes for Sale

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    Harrison, NY Larchmont, NY White Plains, NY
    Two-Family Duplex with River Patio
    $850,000
    0.13 Acres
    Two-Family Duplex with River Patio

    903 Howard Avenue, Mamaroneck, NY 10543

    Well-maintained two-unit duplex with backyard patio facing the Mamaroneck River, plus two 2BR/1BA apartments.
    • Two‑family duplex built in 1932 with Colonial architecture and stucco exterior
    • First‑floor unit: updated 2‑bedroom, 1‑bath layout with eat‑in kitchen, quartz countertops, and stainless steel appliances
    • Second‑floor unit: 2‑bedroom, 1‑bath with granite countertops and stainless steel appliances
    • Private backyard patio overlooking the waterway/channel of the Mamaroneck River
    • Heating: baseboard with hot water (natural gas); cooling provided by window/wall units
    Updated: Apr 23
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    Mamaroneck Investment & Development Opportunity
    $1,198,800
    5,698 SF
    Mamaroneck Investment & Development Opportunity

    423 - C1 Halstead Ave, Mamaroneck, NY 10543

    Prime C-1 zoned property near Metro North in Mamaroneck.
    • Prime location: One block from Metro North with direct access to NYC.
    • Significant development potential: C‑1 zoning allows for approximately 5,698 buildable square feet, with possible transit‑oriented development incentives.
    • Immediate income generation: Currently a legal two‑family property with two updated 3‑bedroom units.
    • Desirable location: Walking distance to Harbor Island Park & Beach and Mamaroneck Avenue's restaurants, shops, and entertainment.
    • Separate utilities: Each unit has separate gas, electric meters, and heating systems.
    Updated: Apr 24
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    Mamaroneck Mixed-Use Development Opportunity
    $1,198,800
    5,698 SF
    Mamaroneck Mixed-Use Development Opportunity

    Investment property near Metro North with redevelopment potential.

    423 - C1 Halstead Avenue, Mamaroneck, NY 10543

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    Based on your search, we've compiled 7 Potential Opportunities for your consideration. Besides 3 Active listings in Mamaroneck, NY, we suggest exploring several alternatives: 4 properties in Nearby Cities

    Opportunities in Nearby Cities

    Here are 4 Similar properties we found in Nearby Locations for your consideration.

    Harrison Multifamily Investment Opportunity
    $1,299,000
    0.11 Acres
    Harrison Multifamily Investment Opportunity

    Investment property near train, schools, parks, and shopping.

    89 Frances Avenue, Harrison, NY 10528

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    Versatile Two-Family Residence in Harrison
    $1,295,000
    0.18 Acres
    Versatile Two-Family Residence in Harrison

    Well-maintained two-family home with income potential near Metro-North.

    168 Park Avenue, Harrison, NY 10528

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    Spacious Larchmont Two-Family House
    $1,100,000
    0.11 Acres
    Spacious Larchmont Two-Family House

    Rare two-family house in prime Larchmont location.

    5 Dillon Road, Larchmont, NY 10538

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    Larchmont Mixed-Use Investment Opportunity
    $1,099,000
    2,075 SF
    Larchmont Mixed-Use Investment Opportunity

    Fully renovated mixed-use property in a high-traffic Larchmont corridor.

    2410 Boston post Road, Larchmont, NY 10538

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    Mamaroneck, NY Duplexes Market Trends and Statistics

    Explore 3 duplexes for sale in Mamaroneck, NY, showcased through 3 active listings on our real estate platform. These investment opportunities span a total of 11,396 square feet of properties for sale, with an estimated market value of $2,397,600.

    Sale prices for duplexes in Mamaroneck, NY start at $1,198,800, averaging $1,198,800, and reaching up to $1,198,800 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

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    Top Commercial Asset Segments

    Commercial property segments ranked by active listings on the market

    Apartment buildings 7
    Duplexes 3

    Demographics Overview

    Population 21K
    Population Growth (5Y) +1.5%
    Median Household Income $128,418
    College Educated 83.6%

    High-Yield Neighborhoods for Investment

    Identify Mamaroneck submarkets with the highest inventory density on the market and evaluate the average listing prices of real estate assets

    Neighborhood Average Price
    10543 $1.1M

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